Surf Forecasts:
How big are the waves at North Jetty at Eureka today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 10s period with WNW swell.
- Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.8m), 8s period with NNW swell.
The current surf forecast for North Jetty at Eureka at 9AM is: 0.8m 11s primary swell from a West-northwest direction and 0.7m 7s secondary swell from a Northwest direction (forecast issued at 04:00am August 21). The wind direction is predicted to be glassy.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 11s |
| Afternoon (21 Aug) | 2.5ft (0.7m) | 10s |
| Evening (21 Aug) | 2.5ft (0.8m) | 8s |
Table - waves today at North Jetty at Eureka. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sat afternoon, min 12°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | WNW 10 | WNW 10 | NW 8 | WNW 10 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 8 | SW 19 | NW 7 | NW 7 | NW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 164 | 164 | 128 | 128 | 115 | 83 | 82 | 80 | 78 | 77 | 75 | 74 | 60 | 72 | 57 | 65 | 91 | 91 | 121 | 200 | 234 | 293 | 372 | 427 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | glassy |
High Tide | 8:50AM1.10m | 7:01PM1.69m | 10:00AM1.18m | 8:06PM1.71m | 10:48AM1.26m | 9:06PM1.76m | ||||||||||||||||||
Low Tide | 1:52AM0.27m | 12:49PM1.12m | 2:58AM0.21m | 2:06PM1.16m | 3:55AM0.13m | 3:15PM1.12m | ||||||||||||||||||
 | |  | |  | | |  | | | | | | | | | | | | | | | | | |
 | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:02 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 15 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 16 | 18 | 17 | 16 | 14 | 14 | 13 | 12 | 15 | 15 | 14 | 13 | 13 |
Feels °C | 14 | 14 | 15 | 14 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 15 | 17 | 16 | 15 | 13 | 14 | 12 | 11 | 13 | 13 | 12 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NNW 8 | NW 8 | NNW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | SW 19 | SW 19 | NW 7 | NW 7 | NW 8 |
| kJ | 164 | 164 | 128 | 128 | 74 | 74 | 74 | 74 | 74 | 64 | 48 | 50 | 60 | 50 | 57 | 65 | 91 | 91 | 121 | 131 | 229 | 293 | 372 | 427 |
Swell 2 Height (m) Direction Period (s) | NNW 7 | NW 7 | NW 7 | NW 7 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | SSW 15 | SSW 15 | SW 18 | SW 18 | SW 18 |
| kJ | 61 | 49 | 47 | 50 | 115 | 83 | 82 | 80 | 78 | 77 | 75 | 74 | 54 | 72 | 50 | 47 | 46 | 45 | 27 | 75 | 43 | 215 | 114 | 155 |
Swell 3 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 16 | SSW 15 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 16 |
| kJ | 180 | 180 | 180 | 178 | 166 | 101 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 67 | 67 | 65 | 61 | 49 | 47 | 28 | 28 | 28 | 48 | 49 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 8 | NW 7 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 200 | 234 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 113 | 466 | 466 | 0 | 0 | 0 | 0 | 0 | 17 | 27 | 465 | 85 | 0 | 17 | 17 | 17 | 274 | 324 | 85 | 4 | 0 |
Best forecast wave conditions in Humboldt County | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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